Home / 10,114.56-15,147.23-6,986.24

Finding the Fourth Proportional to 10,114.56, 15,147.23 and 6,986.24

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Solution

The fourth proportional to 10,114.56, 15,147.23 and 6,986.24 is: 10,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.56 : 15,147.23 = 6,986.24 : x
  2. Step 2: Convert to fraction form
    10,114.56/15,147.23 = 6,986.24/x
  3. Step 3: Cross multiply
    10,114.56x = 15,147.23 × 6,986.24
  4. Step 4: Simplify right side
    10,114.56x = 105,822,073.45
  5. Step 5: Solve for x
    x = 105,822,073.45/10,114.56
  6. Step 6: Final answer
    x = 10,462.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.